[AGL] Add driver control checksum

* As the driver files come from out of git repository,
  we need to check driver file integrity.

Change-Id: I46f2a281f8da1ae606e8ae1ee55324fd5fd9b772
Signed-off-by: Ronan Le Martret <ronan.lemartret@iot.bzh>

1 files changed, 25 insertions, 0 deletions

diff --git a/meta-rcar-gen3/include/checksum_control.inc b/meta-rcar-gen3/include/checksum_control.inc
new file mode 100644
index 0000000..e0decc7
--- /dev/null
+++ b/meta-rcar-gen3/include/checksum_control.inc
@@ -0,0 +1,25 @@
+require include/checksum_control_files.inc
+
+python do_checksum_control() {
+    to_check_dico = d.getVarFlags("CTL_CHECKSUM")
+    if to_check_dico is None:
+        return 0
+
+    src_uri = (d.getVar('SRC_URI') or "").split()
+    for s in src_uri:
+        c_source=os.path.basename(s)
+        bb.note("Check source: %s " % (c_source))
+        if c_source in to_check_dico:
+            f_data = bb.fetch2.FetchData(s, d, True)
+            f_data.setup_localpath(d)
+            if os.path.exists(f_data.localpath):
+                mdr5_sum=bb.utils.md5_file(f_data.localpath)
+                mdr5_ctl=to_check_dico[c_source]
+                if mdr5_sum != mdr5_ctl:
+                    bb.fatal( "File %s hash should be %s but %s find, please update your driver files." % (c_source, mdr5_ctl, mdr5_sum))
+}
+
+do_checksum_control[doc] = "Do a checksum of the archives source files"
+do_checksum_control[vardeps] = "CTL_CHECKSUM"
+
+addtask do_checksum_control before do_unpack after do_fetch